package com.sky.task;

import com.sky.entity.Orders;
import com.sky.mapper.OrderMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.Date;
import java.util.List;

/**
 * 自定义定时任务，实现订单定时状态处理
 */
@Component
@Slf4j
public class OrderTask {

    @Autowired
    private OrderMapper orderMapper;

    /**
     * 处理支付超时订单
     */
    @Scheduled(cron = "0 * * * * ?") // 每分钟触发一次
    public void processTimeoutOrder() {
        log.info("处理支付超时订单：{}", new Date());

        LocalDateTime time = LocalDateTime.now().plusMinutes(-15);// 获得当前时间-15分钟

        // select * from orders where status = 1 and order_time < 当前时间-15分钟
        List<Orders> ordersList = orderMapper.getByStatusAndOrdertimeLT(Orders.PENDING_PAYMENT, time);
        if (ordersList != null && !ordersList.isEmpty()) {
            // 遍历集合修改订单状态
            ordersList.forEach(order -> {
                order.setStatus(Orders.CANCELLED);// 设置状态为已取消
                order.setCancelReason("支付超时，自动取消");// 取消原因
                order.setCancelTime(LocalDateTime.now());// 取消时间
                orderMapper.update(order);
            });
        }
    }

    /**
     * 处理“派送中”状态的订单
     */
    @Scheduled(cron = "0 0 1 * * ?") // 每天凌晨1点触发一次
    public void processDeliveryOrder() {
        log.info("处理派送中订单：{}", new Date());

        // select * from orders where status = 4 and order_time < 当前时间-1小时
        LocalDateTime time = LocalDateTime.now().plusMinutes(-60);// 获取当前时间（凌晨1点）-60分钟
        // 查询上一个工作日一直处于派送中状态的订单
        List<Orders> ordersList = orderMapper.getByStatusAndOrdertimeLT(Orders.DELIVERY_IN_PROGRESS, time);

        if (ordersList != null && !ordersList.isEmpty()) {
            // 遍历集合修改订单状态
            ordersList.forEach(order -> {
                order.setStatus(Orders.COMPLETED);// 设置订单状态为已完成
                orderMapper.update(order);
            });
        }
    }
}
